static int qxlfb_create_pinned_object(struct qxl_fbdev *qfbdev,
const struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object **gobj_p)
{
struct qxl_device *qdev = qfbdev->qdev;
struct drm_gem_object *gobj = NULL;
struct qxl_bo *qbo = NULL;
int ret;
int aligned_size, size;
int height = mode_cmd->height;
int bpp;
int depth;
drm_fb_get_bpp_depth(mode_cmd->pixel_format, &bpp, &depth);
size = mode_cmd->pitches[0] * height;
aligned_size = ALIGN(size, PAGE_SIZE);
/* TODO: unallocate and reallocate surface0 for real. Hack to just
* have a large enough surface0 for 1024x768 Xorg 32bpp mode */
ret = qxl_gem_object_create(qdev, aligned_size, 0,
QXL_GEM_DOMAIN_SURFACE,
false, /* is discardable */
false, /* is kernel (false means device) */
NULL,
&gobj);
if (ret) {
pr_err("failed to allocate framebuffer (%d)\n",
aligned_size);
return -ENOMEM;
}
qbo = gem_to_qxl_bo(gobj);
qbo->surf.width = mode_cmd->width;
qbo->surf.height = mode_cmd->height;
qbo->surf.stride = mode_cmd->pitches[0];
qbo->surf.format = SPICE_SURFACE_FMT_32_xRGB;
ret = qxl_bo_reserve(qbo, false);
if (unlikely(ret != 0))
goto out_unref;
ret = qxl_bo_pin(qbo, QXL_GEM_DOMAIN_SURFACE, NULL);
if (ret) {
qxl_bo_unreserve(qbo);
goto out_unref;
}
ret = qxl_bo_kmap(qbo, NULL);
qxl_bo_unreserve(qbo); /* unreserve, will be mmaped */
if (ret)
goto out_unref;
*gobj_p = gobj;
return 0;
out_unref:
qxlfb_destroy_pinned_object(gobj);
*gobj_p = NULL;
return ret;
}
int qxl_create_monitors_object(struct qxl_device *qdev)
{
int ret;
struct drm_gem_object *gobj;
int max_allowed = qxl_num_crtc;
int monitors_config_size = sizeof(struct qxl_monitors_config) +
max_allowed * sizeof(struct qxl_head);
ret = qxl_gem_object_create(qdev, monitors_config_size, 0,
QXL_GEM_DOMAIN_VRAM,
false, false, NULL, &gobj);
if (ret) {
DRM_ERROR("%s: failed to create gem ret=%d\n", __func__, ret);
return -ENOMEM;
}
qdev->monitors_config_bo = gem_to_qxl_bo(gobj);
ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
if (ret)
return ret;
ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL);
if (ret) {
qxl_bo_unreserve(qdev->monitors_config_bo);
return ret;
}
qxl_bo_unreserve(qdev->monitors_config_bo);
qxl_bo_kmap(qdev->monitors_config_bo, NULL);
qdev->monitors_config = qdev->monitors_config_bo->kptr;
qdev->ram_header->monitors_config =
qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0);
memset(qdev->monitors_config, 0, monitors_config_size);
qdev->monitors_config->max_allowed = max_allowed;
return 0;
}
static int qxl_crtc_cursor_set2(struct drm_crtc *crtc,
struct drm_file *file_priv,
uint32_t handle,
uint32_t width,
uint32_t height, int32_t hot_x, int32_t hot_y)
{
struct drm_device *dev = crtc->dev;
struct qxl_device *qdev = dev->dev_private;
struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
struct drm_gem_object *obj;
struct qxl_cursor *cursor;
struct qxl_cursor_cmd *cmd;
struct qxl_bo *cursor_bo, *user_bo;
struct qxl_release *release;
void *user_ptr;
int size = 64*64*4;
int ret = 0;
if (!handle)
return qxl_hide_cursor(qdev);
obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
if (!obj) {
DRM_ERROR("cannot find cursor object\n");
return -ENOENT;
}
user_bo = gem_to_qxl_bo(obj);
ret = qxl_bo_reserve(user_bo, false);
if (ret)
goto out_unref;
ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL);
qxl_bo_unreserve(user_bo);
if (ret)
goto out_unref;
ret = qxl_bo_kmap(user_bo, &user_ptr);
if (ret)
goto out_unpin;
ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
QXL_RELEASE_CURSOR_CMD,
&release, NULL);
if (ret)
goto out_kunmap;
ret = qxl_alloc_bo_reserved(qdev, release, sizeof(struct qxl_cursor) + size,
&cursor_bo);
if (ret)
goto out_free_release;
ret = qxl_release_reserve_list(release, false);
if (ret)
goto out_free_bo;
ret = qxl_bo_kmap(cursor_bo, (void **)&cursor);
if (ret)
goto out_backoff;
cursor->header.unique = 0;
cursor->header.type = SPICE_CURSOR_TYPE_ALPHA;
cursor->header.width = 64;
cursor->header.height = 64;
cursor->header.hot_spot_x = hot_x;
cursor->header.hot_spot_y = hot_y;
cursor->data_size = size;
cursor->chunk.next_chunk = 0;
cursor->chunk.prev_chunk = 0;
cursor->chunk.data_size = size;
memcpy(cursor->chunk.data, user_ptr, size);
qxl_bo_kunmap(cursor_bo);
qxl_bo_kunmap(user_bo);
cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
cmd->type = QXL_CURSOR_SET;
cmd->u.set.position.x = qcrtc->cur_x;
cmd->u.set.position.y = qcrtc->cur_y;
cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0);
cmd->u.set.visible = 1;
qxl_release_unmap(qdev, release, &cmd->release_info);
qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release);
/* finish with the userspace bo */
ret = qxl_bo_reserve(user_bo, false);
if (!ret) {
qxl_bo_unpin(user_bo);
qxl_bo_unreserve(user_bo);
}
drm_gem_object_unreference_unlocked(obj);
qxl_bo_unref(&cursor_bo);
return ret;
out_backoff:
qxl_release_backoff_reserve_list(release);
out_free_bo:
qxl_bo_unref(&cursor_bo);
out_free_release:
qxl_release_free(qdev, release);
out_kunmap:
qxl_bo_kunmap(user_bo);
out_unpin:
qxl_bo_unpin(user_bo);
out_unref:
drm_gem_object_unreference_unlocked(obj);
return ret;
}
static int qxl_crtc_mode_set(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode,
int x, int y,
struct drm_framebuffer *old_fb)
{
struct drm_device *dev = crtc->dev;
struct qxl_device *qdev = dev->dev_private;
struct qxl_mode *m = (void *)mode->private;
struct qxl_framebuffer *qfb;
struct qxl_bo *bo, *old_bo = NULL;
struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
uint32_t width, height, base_offset;
bool recreate_primary = false;
int ret;
int surf_id;
if (!crtc->fb) {
DRM_DEBUG_KMS("No FB bound\n");
return 0;
}
if (old_fb) {
qfb = to_qxl_framebuffer(old_fb);
old_bo = gem_to_qxl_bo(qfb->obj);
}
qfb = to_qxl_framebuffer(crtc->fb);
bo = gem_to_qxl_bo(qfb->obj);
if (!m)
/* and do we care? */
DRM_DEBUG("%dx%d: not a native mode\n", x, y);
else
DRM_DEBUG("%dx%d: qxl id %d\n",
mode->hdisplay, mode->vdisplay, m->id);
DRM_DEBUG("+%d+%d (%d,%d) => (%d,%d)\n",
x, y,
mode->hdisplay, mode->vdisplay,
adjusted_mode->hdisplay,
adjusted_mode->vdisplay);
if (qcrtc->index == 0)
recreate_primary = true;
width = mode->hdisplay;
height = mode->vdisplay;
base_offset = 0;
ret = qxl_bo_reserve(bo, false);
if (ret != 0)
return ret;
ret = qxl_bo_pin(bo, bo->type, NULL);
if (ret != 0) {
qxl_bo_unreserve(bo);
return -EINVAL;
}
qxl_bo_unreserve(bo);
if (recreate_primary) {
qxl_io_destroy_primary(qdev);
qxl_io_log(qdev,
"recreate primary: %dx%d (was %dx%d,%d,%d)\n",
width, height, bo->surf.width,
bo->surf.height, bo->surf.stride, bo->surf.format);
qxl_io_create_primary(qdev, base_offset, bo);
bo->is_primary = true;
surf_id = 0;
} else {
surf_id = bo->surface_id;
}
if (old_bo && old_bo != bo) {
old_bo->is_primary = false;
ret = qxl_bo_reserve(old_bo, false);
qxl_bo_unpin(old_bo);
qxl_bo_unreserve(old_bo);
}
qxl_monitors_config_set(qdev, qcrtc->index, x, y,
mode->hdisplay,
mode->vdisplay, surf_id);
return 0;
}
int qxl_gem_prime_pin(struct drm_gem_object *obj)
{
struct qxl_bo *bo = gem_to_qxl_bo(obj);
return qxl_bo_pin(bo);
}